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Paediatric dentistry. Phantom course. Tapes of mineralization temporary teeth in antenatal period, weeks ( Vinogradova T . F .). 11 years and 9 mouth. 7 years and 9 mouth. 8 years and 9 mouth. 9 years and 9 mouth. 10 years and 9 mouth.
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Paediatric dentistry Phantom course
Tapes of mineralizationtemporaryteethinantenatal period,weeks (VinogradovaT.F.).
11 years and 9 mouth 7 years and 9 mouth 8 years and 9 mouth 9 years and 9 mouth 10 years and 9 mouth
Fig. 26. Follicle 35, in which not yetstartedprocessof mineralization, stay betweenroots 75. It is a round form, limited from spongyliquidof body of jawby cortical plate.
Fig.1545 iscutting. Its root is forming on 2/3. Roots chanalverywide, sprout zone is limited bycorticalplate.
Table.1 Evolution oftemporary teeth (HomenkoL.О., 1993)
Таб.2 Етапи розвитку кореневої системи тимчасових зубів
Таб.3 Periods of forming of permanent teeth (Хоменко Л.О., 1993)
Fig.12Forming of root 46. Roots almost come to normallong, but rootsto stay yetvery wide. Stage of not formed apex of root.
Fig.14Crown 45 calcifiedfull. Forming of neck of tooth. Folicle 45 to become longer.
Fig.1545 is cuted. Rootformed on 2/3. Root chanalvery wide, sprout zone is limited bycorticalplate.
Fig. 48. Roots 37 is normal long, but chanal is verywide. Apical open is wide —period of reformattingapex.
Fig. 49.Root chanals 47 hasdifferent wide: bigger near crown of toothand smallernear apexes. Period of not closed apex.
Fig.21 Roots of temporary 52, 51, 61, 62 by comparison with permanent teeth areshort, cavity of teeth and root chanals are wide.
Fig..20. Roots 75 shortby comparisonwith permanent teeth, widedisperse in sides. Begintheirrezorbtionafter start to grow of folicle 35.
Fig.50 Medialroot 75 desorbed. II type of rezorbtionatVinogradova Т.F.
Fig. 222. Bigpart of destruction of bony fabricnearapexes of roots. In result of inflammationprocessin periodont 85 resorbtedpart of cortical plate of folicle 45.
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